A rectangular field has length 28 metre and width 22 metre. A 10 metre deep well of diameter 7 metres is dug in the centre of the field and the earth dug out of the well is evenly spread over the remaining part of the field what is the rise in the level of the field ? (in metre)

Options

A. A)`(1)/(3)`
B. B)`(2)/(3)`
C. C)`(1)/(4)`
D. D)`(3)/(4)`

Answer

B